CVE-2025-40797

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{"affected": [{"affectedData": [{"defaultStatus": "unknown", "product": "SIMATIC PCS neo V4.1", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIMATIC PCS neo V5.0", "vendor": "Siemens", "versions": [{"lessThan": "*", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "SIMATIC PCS neo V6.0", "vendor": "Siemens", "versions": [{"lessThan": "V6.0 SP1 Update 1", "status": "affected", "version": "0", "versionType": "custom"}]}, {"defaultStatus": "unknown", "product": "User Management Component (UMC)", "vendor": "Siemens", "versions": [{"lessThan": "V2.15.1.3", "status": "affected", "version": "0", "versionType": "custom"}]}], "source": "productcert@siemens.com"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:a:siemens:simatic_pcs_neo:4.1:*:*:*:*:*:*:*", "matchCriteriaId": "3F0A4753-2049-4462-BE3C-78E60548E144", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:simatic_pcs_neo:5.0:*:*:*:*:*:*:*", "matchCriteriaId": "03D9BFA4-6205-483C-A3C9-AB708BF2FDDA", "vulnerable": true}, {"criteria": "cpe:2.3:a:siemens:user_management_component:*:*:*:*:*:*:*:*", "matchCriteriaId": "5E8A8395-D7FF-4C89-8BCC-9B3B4BF72A92", "versionEndExcluding": "2.15.1.3", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "A vulnerability has been identified in SIMATIC PCS neo V4.1 (All versions), SIMATIC PCS neo V5.0 (All versions), SIMATIC PCS neo V6.0 (All versions < V6.0 SP1 Update 1), User Management Component (UMC) (All versions < V2.15.1.3). Affected products contain a out-of-bounds read vulnerability in the integrated UMC component. This could allow an unauthenticated remote attacker to cause a denial of service condition."}, {"lang": "es", "value": "Una vulnerabilidad ha sido identificada en SIMATIC PCS neo V4.1 (Todas las versiones), SIMATIC PCS neo V5.0 (Todas las versiones), SIMATIC PCS neo V6.0 (Todas las versiones), Componente de Gesti\u00f3n de Usuarios (UMC) (Todas las versiones anteriores a V2.15.1.3). Los productos afectados contienen una vulnerabilidad de lectura fuera de l\u00edmites en el componente UMC integrado. Esto podr\u00eda permitir a un atacante remoto no autenticado causar una condici\u00f3n de denegaci\u00f3n de servicio."}], "id": "CVE-2025-40797", "lastModified": "2026-10-23T22:10:00.160", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 7.5, "baseSeverity": "HIGH", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 3.9, "impactScore": 3.6, "source": "productcert@siemens.com", "type": "Secondary"}], "cvssMetricV40": [{"cvssData": {"Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "Safety": "NOT_DEFINED", "attackComplexity": "LOW", "attackRequirements": "NONE", "attackVector": "NETWORK", "availabilityRequirement": "NOT_DEFINED", "baseScore": 8.7, "baseSeverity": "HIGH", "confidentialityRequirement": "NOT_DEFINED", "exploitMaturity": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "privilegesRequired": "NONE", "providerUrgency": "NOT_DEFINED", "subAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "userInteraction": "NONE", "valueDensity": "NOT_DEFINED", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "version": "4.0", "vulnAvailabilityImpact": "HIGH", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnerabilityResponseEffort": "NOT_DEFINED"}, "source": "productcert@siemens.com", "type": "Secondary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2025-40797", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2025-09-09T19:34:24.612370Z", "version": "2.0.3"}}]}, "published": "2025-09-09T09:15:37.900", "references": [{"source": "productcert@siemens.com", "tags": ["Vendor Advisory"], "url": "https://cert-portal.siemens.com/productcert/html/ssa-722410.html"}], "sourceIdentifier": "productcert@siemens.com", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-125"}], "source": "productcert@siemens.com", "type": "Secondary"}]}

{}

{"created": "2025-09-09T21:31:36.613977+00:00", "updated": "2025-09-09T21:31:36.614037+00:00", "vendors": ["siemens", "siemens$PRODUCT$simatic", "siemens$PRODUCT$simatic_pcs_neo"]}